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MontréalSTM

STM 33 bus

Langelier

71 % on time

STM 33 bus Stop List and Next Departures

The STM 33 - Langelier bus serves 65 bus stops in the Montréal area departing from Hector-Barsalou / de Boucherville and ending at Ozias-Leduc / Perras. Scroll down to see upcoming 33 bus times at each stop and the next scheduled 33 bus times will be displayed. The full 33 bus schedule as well as real-time departures can be found in the Transit app.

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Stops
Sat, May 9, 2026
STM Langelier map

STM 33 bus route map

The STM 33 - Langelier bus route map is shown above. The route map shows you an overview of all the stops served by the STM 33 bus to help you plan your trip on STM. Opening the app will allow you to see more detailed information about the route on a map including stop specific alerts, such as stops that have been closed or moved. You can also see the location of vehicles in real-time on the route map so you know when the 33 bus is approaching your stop.

See the detailed route map

STM 33 bus Service Alerts

Open the Transit app to see more information about any active disruptions that may impact the 33 bus schedule, such as detours, moved stops, trip cancellations, major delays, or other service changes to the bus route. The Transit app also allows you to subscribe to receive notifications for any service alert issued by STM so that you can plan your trip around any active or future disruptions.

See all alerts

STM 33 bus Service Frequency

The next 33 bus leaves Hector-Barsalou / de Boucherville at 7:15 PM, and arrives at Ozias-Leduc / Perras at 8:05 PM. You can see the frequency of upcoming trips and the exact departure times by opening the Transit app.

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STM 33 bus On-Time Performance

71 % on time

71% of riders report that the STM 33 bus arrived on time on their previous trip. In the past 30 days, 103 riders reported on the on-time performance of the 33 bus. Compared to other STM lines, the 33 bus is ranked 114 out of 228 STM lines. These on-time performance stats are user reported and may differ from official STM metrics. See more details about on time, late or early departure reports for the 33 by opening the Transit app.

See all on-time performance details

STM 33 bus FAQ

  • What time does the next STM 33 bus depart from Hector-Barsalou / de Boucherville?

    The next 33 bus leaves Hector-Barsalou / de Boucherville at 7:15 PM, and arrives at Ozias-Leduc / Perras at 8:05 PM. The total trip time for the next STM 33 bus is 50 min.

  • Is the STM 33 bus running on time, early or late?

    You can track your bus on a map, monitor real-time updates, and see adjustments to the STM 33 schedule by downloading the Transit app.

  • When does the next STM 33 bus arrive?

    You can see the next STM 33 bus times in the app as well as future departure times for the 33 bus.

  • How many bus stops are there for the STM 33 bus?

    There are 65 stops on the STM 33 bus.

  • Is the STM 33 bus usually crowded?

    You can find real-time information on STM 33 bus crowding levels in the Transit app (available in select cities or on select trips). You can also see predictions on how crowded the bus will be when it gets to your bus stop.

  • Is the STM 33 bus currently running?

    Find out the current status for the STM 33 bus in the Transit app.

  • What is the closest STM 33 bus stop to me?

    Open the Transit app to see your location on a map and find the closest 33 bus stop to where you are.

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